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Sloped concrete roof construction.
The steel joists will provide a strong foundation for the flat concrete.
Concrete weighs a lot and the outside walls have to be capable of supporting the giant slab.
Interior support beams can help but the construction works best when concrete walls floor and roof form a solid shell.
A sloped concrete roof is much more complicated king confirms.
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Hips and valleys have to be engineered and a lot of it is using experience and professional judgment on the hoffman home king spec ed a steel i beam at the ridge line with the lite deck running perpendicular to the ridge.
The two homes with longer spans required 10 lite deck system the two shorter spans used 6 lite deck.
Of course a concrete roof requires more support than a typical wooden roof.
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Three of the homes featured a gable roof design one a hip design.
One of the most crucial step in building a flat concrete roof is to figure out the size of the concrete block you will need.
The few concrete roofs that have been built usually are flat and.
Even the roofs of most icf homes are conventional wood frame construc tion.
While concrete tiles don t provide the solid stability of a concrete roof they do afford protection against up to class 3 hail and wind speeds as strong as 125 miles per hour 201 kilometers per hour source.
Step 3 placing the steel joists.
A system for building sloped concrete roofs bym k.
The blocks come in several sizes but this guide will assume you are using a 16 3 4 inch wide concrete slab.
For this reason adding a concrete roof onto a wood.
Hurd in spite of the growing acceptance of insulating concrete forms icfs for residential construction concrete generally stops at the roofline.